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    Exam 5: Nuclear Chemistry
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    Iodine 131 Has a Half-Life of 8
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Iodine 131 Has a Half-Life of 8

Question 27

Question 27

Multiple Choice

Iodine 131 has a half-life of 8.0 days.An I-131 sample has an initial activity of 32 mCi.What is the activity after 24 days?


A) 96 mCi
B) 16.mCi
C) 8.0 mCi
D) 4.0 mCi
E) 2.0 mCi

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